Mapping photographs from 1988 flight. Numbers 542-82 through 561-31-RT. Original photos belong to Natural Resources Conservation District, Massillon, Ohio, a division of the USDA United States Department of Agriculture.

Mapping photographs from 1979 flight. Numbers 179-001 through 179-170. Original photos belong to Natural Resources Conservation District, Massillon, Ohio, a division of the USDA United States Department of Agriculture.